Results 271 to 280 of about 25,442,440 (283)

Nickel-catalyzed [2.pi. + 2.pi. + 2.pi.] (homo-Diels-Alder) and [2.pi. + 2.pi.] cycloadditions of bicyclo[2.2.1]hepta-2,5-dienes.

Journal of the American Chemical Society, 1995
Mark Lautens, Louise G. Edwards, William Tam, Alan J. Lough   +3 more
openaire   +1 more source

Active cables for FC-PI-2

2002
Active cables for FC-PI ...
openaire  

Steroid photochemistry. Photocycloaddition of cyclopropylenones to dienes. An example of a [.pi.2 + .pi.2 + .pi.2 + .sigma.2] addition

The Journal of Organic Chemistry, 1979
openaire   +1 more source

On the irrationality measure of $ \pi^2$

Russian Mathematical Surveys, 2013
openaire   +1 more source

Cobalt-Catalyzed [2.pi. + 2.pi. + 2.pi.] (Homo-Diels-Alder) and [2.pi. + 2.pi. + 4.pi.] Cycloadditions of Bicyclo[2.2.1]hepta-2,5-dienes

Journal of the American Chemical Society, 1995
Mark Lautens, William Tam, Julia Craig Lautens, Louise G. Edwards, Catherine M. Crudden, A. Catherine Smith   +5 more
openaire   +1 more source

Search for the decay $\tau^ - \to 3 \pi^ - 2 \pi^ + 2 \pi^0 \nu_ tau $

Physical Review D: Particles, Fields, Gravitation and Cosmology, 2006
Barlow, Roger, Aubert, B, others, collaboration Babar, Lafferty, George; id_orcid 0000-0003-0658-4919   +3 more
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pi /2 power divider

1990
OPPELT, RALPH, DR., VESTER, MARKUS
openaire   +2 more sources

Siebenstellige Werte der Funktionen $$ {e^{\frac{\pi }{2}x}},\;{e^{ - \frac{\pi }{2}x}},\;\sin \frac{\pi }{2}x,\;\cos \frac{\pi }{2}x $$ für x = 0 (0,01) 2

1954
openaire   +1 more source

Search for the decay tau(-)-> 3 pi(-)2 pi(+)2 pi(0)nu(tau)

Physical Review D, 2006
Aubert, B., Chen, J.Y., Peters, K., Zhang, L.L., Chen, S., Wang, W., Li, X.H., Baak, M.A., Bulten, H.J., Raven, G., Snoek, H., David, P., Schroder, H., de Groot, N., van Bakel, N., Yu, Z.   +15 more
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Tafel der Kreisfunktionen $$\sin {\frac{x\pi}{2}}, \cos {\frac{x\pi}{2}}$$

1930
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